Copy- ETHYL.GASOLINE CORPORATION CHRISLER BUILDING 135 East 42nd Street HEW YORK March 12, 19.32 D r.

To whom it may concern: This is to certify that on or about September 17, 1929, 1 examined age an employee of Joseph Porcier, Gravelbourg.

PHYSICAL EXAMINAT!)

Et hyl (Ia soi.ixk Oor por at iox TOHOTTTO D m S I O N 302 Ba y St r e e t Toront o 2, Canada IN TE R -O FF IC E CORRESPONDENCE ' '' ' . ,, ."

Et hyl Gasol ine Corporat ion I NTER- OFFI CE CORRESPONDENCE e w T b k December 6, 1934 Dr.

N 9503 Cor`i*espondence of Dr.

Further Investigation of the Extraction of Lead from Glazed Ceramic Surfaces Our report of July 12, 19 6 1, indicated that six of thirty five tested glazes released lead to hot 5 per cent acetic acid to yield concentrations of lead in excess of 1 mg. per liter ( 1 ppm).

A STUDY OP THE HAZARDS ASSOCIATED T7ITH THE SALE Al'TD DISTRIBUTION OF ETHYL GASOLINE By Robert A.

AMERICAN SOCIETY f o r TESTING a n d MATERIALS C O M M ITTE E D -2 2 O N M E TH O D S O F A T M O S P H E R IC S A M P L IN G A N D A N A LY S IS m O Organized in 1951 C H A IR M A N : P.

'V S U IT E 401 1010 VER M O NT A V E N U E , N .W .

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General Statement on Hygienic Status of - The Manufacturing Plants of The Lowe Brothers Co.

Dr.

B.

M ETHYL CORPORATION INTER-OFFICE C O R R E S P O N D E N C E ...........